Ordo M. Cyatheales

• 18. Thyrsopteridaceae [family]
• 19. Loxsomataceae [family]
• 20. Culcitaceae [family]
• 21. Plagiogyriaceae [family]
• 22. Cibotiaceae [family]
• 23. Metaxyaceae [family]
• 24. Dicksoniaceae [family]
• 25. Cyatheaceae [family]